Club Certificate2026
ÄksyFIN-8372
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles46.3°43.2°41.0°39.7°38.9°38.5°38.2°38.5°39.7°
Beat VMG2.273.193.834.264.504.604.654.664.57
52°3.574.855.656.136.386.506.556.616.60
60°3.845.095.866.296.536.676.736.816.82
75°4.015.246.016.426.686.866.987.137.22
90°3.905.155.966.486.776.937.137.447.64
110°3.655.056.016.546.887.177.467.868.13
120°3.484.855.846.446.827.147.488.148.53
135°3.014.335.346.146.606.947.288.038.75
150°2.473.674.705.586.246.656.967.648.37
Run VMG2.143.184.084.855.566.106.517.117.76
Gybe Angles142.6°147.3°152.1°154.6°162.4°169.1°177.2°178.1°177.2°
APH ToD:622.1CDL: 7.486APH ToT: 0.9645CertNo:
BOAT
ClassX-312DesignerNIELS JEPPESENBuilderX-YACHTSAge date10/1989Series date10/1989Offset fileD0004.BOFData fileFIN8372
HULL
Length Overall9.041 mMaximum Beam2.996 mDraft1.715 mDisplacement3,904 kgDLR8.1583IMS DivisionCruiser/RacerDynamic Allowance0.250%Age Allowance0.650%RS Assessment0.000%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.355m
CREW
Maximum weight400 kg(declared)Minimum weight270 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail27.5228.08Headsail Luffed27.5727.57Headsail FlyingSymmetric56.7056.70Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail8.16Storm Jib5.97Heavy Weather Jib16.10
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 73.7 kg·m Stability Index 119.0
The owner and any other person in charge is responsible that boat is complying with her certificate in accordance with RRS 78.1 and ORC Rule 304.
ORC Ref  04140004VOP Issued on 27/07/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
ÄksyFIN-8372
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1584.91127.8939.5844.9799.7782.3774.2772.4787.7
52°1008.0743.0637.0587.3564.3554.0549.4544.8545.8
60°938.7707.9614.2572.1551.1540.0535.0528.9527.7
75°897.1686.7599.4560.6539.1525.1515.5504.8498.4
90°924.0699.7603.6555.9532.0519.5505.0484.2471.2
110°987.2713.4599.4550.5523.4501.8482.6457.8442.8
120°1034.0741.8616.5558.6527.9504.0481.4442.5422.2
135°1194.5830.9674.3586.5545.2518.5494.5448.1411.6
150°1457.2980.1765.9645.6577.0541.6516.9471.1430.1
Run VMG1682.61131.7882.9741.7647.1590.1553.0506.1464.0
Selected Courses
Windward / Leeward1633.81129.7911.2793.3723.4686.2663.6639.2625.9
All purpose1224.9870.5719.5642.0599.7576.7560.6538.4525.5
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward758.80.7907
All purpose622.10.9645
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance675.70.8880
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1638.61129.9859.0719.0638.6598.2566.7514.6499.9
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6953
Downwind "popa"0.8312
70% up, 30% down "Ilhabela"0.7312
30% up, 70% down "Ilhabela-inverso"0.7852
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Predominantly Upwind670.50.8949
Predominantly Downwind633.00.9479
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP647.60.9264 Predom. Rc High511.31.1735 5B SF Bay L/M833.50.7198 TriNum AP Low795.00.7547 Predom. Dn Low977.90.6136 5B SF Bay Med716.70.8371 TriNum AP Med618.10.9708 Predom. Dn L/M717.60.8361 5B SF Bay M/H655.30.9157 TriNum AP High556.31.0786 Predom. Dn Med609.80.9839 5B SF Bay High630.30.9519 TriNum W/L Low1070.00.5607 Predom. Dn M/H546.01.0989 5B AP Low884.20.6786 TriNum W/L Med753.00.7968 Predom. Dn High510.01.1764 5B AP L/M696.70.8612 TriNum W/L Hig660.10.9089 ChiMac Up Low838.90.7152 5B AP Med609.60.9843 Predom. Upwind697.50.8602 ChiMac Up Med759.60.7899 5B AP M/H562.81.0660 Predom. Reaching621.50.9653 ChiMac Up High668.70.8973 5B AP High540.01.1111 Predom. Downwind662.80.9052 ChiMac Off Low838.00.7160 5B W/L Low1201.10.4995 Predom. Up Low952.00.6303 ChiMac Off Med738.20.8127 5B W/L L/M874.10.6864 Predom. Up L/M731.10.8207 ChiMac Off High621.30.9657 5B W/L Med739.50.8113 Predom. Up Med649.40.9239 ChiMac AP Low834.20.7193 5B W/L M/H668.40.8977 Predom. Up M/H611.10.9818 ChiMac AP Med745.90.8044 5B W/L High641.20.9358 Predom. Up High596.51.0058 ChiMac AP High643.10.9329 W/L 60-40 Low1199.90.5000 Predom. Rc Low858.30.6991 BayMac Cove Island959.70.6252 W/L 60-40 L/M881.90.6803 Predom. Rc L/M657.80.9121 BayMac Shore950.80.6310 W/L 60-40 Med754.40.7953 Predom. Rc Med580.61.0335 Harvest Moon550.51.0898 W/L 60-40 M/H690.20.8694 Predom. Rc M/H537.01.1172 5B SF Bay Low1008.70.5948 W/L 60-40 High668.00.8982      SA/DSPL Up22.12SA/DSPL Dn33.82
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance675.70.8880
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1638.61129.9859.0719.0638.6598.2566.7514.6499.9
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance675.70.8880
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1638.61129.9859.0719.0638.6598.2566.7514.6499.9
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance675.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1638.61129.9859.0719.0638.6598.2566.7514.6499.9
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating675.70.8880
FinRating, kevyt tuuli1184.10.8445
FinRating, kova tuuli543.60.9198
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8880
Triple Number Coastal/Long Distance Low0.7547
Triple Number Coastal/Long Distance Medium0.9709
Triple Number Coastal/Long Distance High1.0786
Triple Number Windward/Leeward Low0.5880
Triple Number Windward/Leeward Medium0.7968
Triple Number Windward/Leeward High0.9089
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1638.61129.9859.0719.0638.6598.2566.7514.6499.9
For information
General Purpose Handicap (GPH)697.2
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance675.70.8880
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Saronikos S All Purpose704.20.8521
Saronikos S Upwind786.30.7631
Saronikos S Downwind608.00.9868
Saronikos N All Purpose741.30.8094
Saronikos N Upwind820.00.7317
Saronikos N Downwind665.50.9016
Saronikos SW All Purpose711.10.8437
Saronikos SW Upwind805.90.7446
Saronikos SW Downwind620.20.9675
Saronikos NE All Purpose770.10.7792
Saronikos NE Upwind770.20.7790
Saronikos NE Downwind749.90.8001
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1638.61129.9859.0719.0638.6598.2566.7514.6499.9
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose647.60.9264
5-Band All Purpose Low959.90.6251
5-Band All Purpose L/M722.00.8310
5-Band All Purpose Med628.40.9548
5-Band All Purpose M/H577.71.0386
5-Band All Purpose High552.71.0856
Single Number Predominant Upwind668.90.8971
Single Number Predominant Reaching598.11.0031
Single Number Predominant Downwind633.90.9465
5-Band 50-50 Windward/Leeward Low1201.10.4995
5-Band 50-50 Windward/Leeward L/M874.10.6864
5-Band 50-50 Windward/Leeward Med739.50.8113
5-Band 50-50 Windward/Leeward M/H668.40.8977
5-Band 50-50 Windward/Leeward High641.20.9358
5-Band 60-40 Windward/Leeward Low1199.90.5000
5-Band 60-40 Windward/Leeward L/M881.90.6803
5-Band 60-40 Windward/Leeward Med754.40.7953
5-Band 60-40 Windward/Leeward M/H690.20.8694
5-Band 60-40 Windward/Leeward High668.00.8982
Triple Number 50-50 Windward/Leeward Low1070.00.5607
Triple Number 50-50 Windward/Leeward Med753.10.7967
Triple Number 50-50 Windward/Leeward High660.10.9089
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward773.40.7758
Triple Number 60-40 Windward/Leeward Low1071.90.5598
Triple Number 60-40 Windward/Leeward Med766.90.7823
Triple Number 60-40 Windward/Leeward High683.20.8782
Triple Number All-Purpose Low863.80.6946
Triple Number All-Purpose Med637.50.9411
Triple Number All-Purpose High570.61.0515
Triple Number Predominant Upwind Low870.20.6895
Triple Number Predominant Upwind Med659.90.9092
Triple Number Predominant Upwind High612.60.9795
Triple Number Predominant Reaching Low781.60.7676
Triple Number Predominant Reaching Med597.01.0050
Triple Number Predominant Reaching High521.01.1516
Triple Number Predominant Downwind Low871.70.6883
Triple Number Predominant Downwind Med621.40.9656
Triple Number Predominant Downwind High525.81.1411
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance675.70.8880
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1638.61129.9859.0719.0638.6598.2566.7514.6499.9
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance675.70.8880
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1638.61129.9859.0719.0638.6598.2566.7514.6499.9
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low795.0
Triple Number Coastal/Long Distance Medium618.0
Triple Number Coastal/Long Distance High556.3
Triple Number Windward/Leeward Low1020.4
Triple Number Windward/Leeward Medium753.0
Triple Number Windward/Leeward High660.1
Predominantly Upwind670.5
Predominantly Downwind633.0
Predominantly Reaching608.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance675.70.8880
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1638.61129.9859.0719.0638.6598.2566.7514.6499.9
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7547
Triple Number Coastal/Long Distance Medium0.9709
Triple Number Coastal/Long Distance High1.0786
Triple Number Windward/Leeward Low0.5880
Triple Number Windward/Leeward Medium0.7968
Triple Number Windward/Leeward High0.9089
Coastal/Long Distance0.8880
Predominantly Upwind0.8949
Predominantly Downwind0.9479
For information
General Purpose Handicap (GPH)697.2
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9645
Distanseseilas Trippeltall svak vind0.7547
Distanseseilas Trippeltall mellomvind0.9709
Distanseseilas Trippeltall sterk vind1.0786
Pølsebane Trippeltall svak vind0.5880
Pølsebane Trippeltall mellomvind0.7968
Pølsebane Trippeltall sterk vind0.9089
Motvind Singeltall0.8949
Medvind Singeltall0.9479
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Coastal/Long Distance675.70.8880
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind670.50.8949
Predominantly Downwind633.00.9479
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore629.90.9526
Cape Doctor Coastal529.41.1334
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7547
Triple Number Coastal/Long Distance Medium0.9709
Triple Number Coastal/Long Distance High1.0786
Triple Number Windward/Leeward Low0.5880
Triple Number Windward/Leeward Medium0.7968
Triple Number Windward/Leeward High0.9089
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7547
Triple Number Coastal/Long Distance Medium0.9709
Triple Number Coastal/Long Distance High1.0786
Triple Number Windward/Leeward Low0.5880
Triple Number Windward/Leeward Medium0.7968
Triple Number Windward/Leeward High0.9089
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance675.70.8880
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Predominantly Upwind670.50.8949
Predominantly Downwind633.00.9479
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1638.61129.9859.0719.0638.6598.2566.7514.6499.9
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance675.70.8880
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High556.31.0786
Triple Number Windward/Leeward Low1020.40.5880
Triple Number Windward/Leeward Medium753.00.7968
Triple Number Windward/Leeward High660.10.9089
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1638.61129.9859.0719.0638.6598.2566.7514.6499.9
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP647.60.9264 Predom. Dn High510.01.1764 5B AP M/H562.81.0660 TriNum AP Low795.00.7547 Predom. Rc Low858.30.6991 5B AP High540.01.1111 TriNum AP Med618.10.9708 Predom. Rc L/M657.80.9121 5B SF Bay Low1008.70.5948 TriNum AP High556.31.0786 Predom. Rc Med580.61.0335 5B SF Bay L/M833.50.7198 TriNum W/L Low1070.00.5607 Predom. Rc M/H537.01.1172 5B SF Bay Med716.70.8371 TriNum W/L Med753.00.7968 Predom. Rc High511.31.1735 5B SF Bay M/H655.30.9157 TriNum W/L Hig660.10.9089 5B W/L Low1201.10.4995 5B SF Bay High630.30.9519 Predom. Upwind697.50.8602 5B W/L L/M874.10.6864 ChiMac Up Low838.90.7152 Predom. Reaching621.50.9653 5B W/L Med739.50.8113 ChiMac Up Med759.60.7899 Predom. Downwind662.80.9052 5B W/L M/H668.40.8977 ChiMac Up High668.70.8973 Predom. Up Low952.00.6303 5B W/L High641.20.9358 ChiMac Off Low838.00.7160 Predom. Up L/M731.10.8207 W/L 60-40 Low1199.90.5000 ChiMac Off Med738.20.8127 Predom. Up Med649.40.9239 W/L 60-40 L/M881.90.6803 ChiMac Off High621.30.9657 Predom. Up M/H611.10.9818 W/L 60-40 Med754.40.7953 ChiMac AP Low834.20.7193 Predom. Up High596.51.0058 W/L 60-40 M/H690.20.8694 ChiMac AP Med745.90.8044 Predom. Dn Low977.90.6136 W/L 60-40 High668.00.8982 ChiMac AP High643.10.9329 Predom. Dn L/M717.60.8361 5B AP Low884.20.6786 BayMac Cove Island959.70.6252 Predom. Dn Med609.80.9839 5B AP L/M696.70.8612 BayMac Shore950.80.6310 Predom. Dn M/H546.01.0989 5B AP Med609.60.9843 Harvest Moon550.51.0898      SA/DSPL Up22.12SA/DSPL Dn33.82
ORC Ref  04140004VOP Issued on 27/07/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
ÄksyFIN-8372
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassX-312Measurement10/05/1993HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.041Maximum beam2.996Draft1.715Displacement3,904Wetted area18.91IMS L7.998LSM07.821Accomod. length9.040Sink (kg/mm) 14.00
VCGD-0.012VCGM-0.006 RM Rated (kg·m) 73.7Limit of positive stability(°) 118.1 Stability Index 119.0 BLR index 0.0000Default crew weight485 Declared crew weight 400
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.355PBW0.095PIPA0.0032
EDL1.500ST10.040ST20.175
ST30.175ST40.100ST50.330
RIG
BackstayNot installedForestayFixedInner forestayNot installedMast materialSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P11.345IG10.850ISP10.750MDT10.100MDL10.145MDT20.070MDL20.090TL1.350MW0.145GO0.165
E4.110J3.200BAS1.600FSDSFJ0.000SPL3.280WPLTPSBD0.150MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered73.4Flotation Date27/07/2026
SFFP0.341FFM1.062FF1.069LCFcl4.953SG1.0050
SAFP8.415FAM0.925FA0.929LCFsh5.172HBI0.979
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004VOP Issued on 27/07/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
ÄksyFIN-8372
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.140.821.512.623.4527.52* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC4.760.00NoNo 27.57* Copied from legacy *
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC11.5011.5011.505.920.0056.70* Copied from legacy *
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.0 mTable area0.44 m²Headroom1.62 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity60 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity30 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04140004VOP Issued on 27/07/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org